Chapter 30, Problem 7STP

Summary Introduction

To determine:

Four characters of mammals that help in maintaining homeostasis.

Introduction:

The mammals are the organism that carry the babies in their wombs and give birth to the young ones. In initial days, the young ones are fed by the milk produced in the mammary glands of these organism.

Explanation of Solution

The characteristics that help mammals to maintain homeostasis are:

1. Communication between the organs and body for coordinated functioning of the body system.
2. Presence of four chambered heart, which help in the temperature regulation.
3. Presence of body hair and sweat glands that maintains the heat.
4. Ability of vasodilation and vasoconstriction.